Contents
- Weather in February
- Frequently asked questions
- Average temperature in February
- Average pressure in February
- Average wind speed in February
- Average humidity in February
- Average rainfall in February
- Average rainfall days in February
- Average snowfall in February
- Average snowfall days in February
- Average daylight in February
- Average sunshine in February
- Average sunshine days in February
- Average UV index in February
- Average cloud cover in February
- Average visibility in February
Weather in February
Temperature
Stillman Valley's entry into February measures an average high-temperature of a still subzero cold 30.4°F (-0.9°C), closely parallel to the preceding month. Throughout the month of February, Stillman Valley witnesses an average low-temperature of 17.4°F (-8.1°C).Humidity
In February, the average relative humidity is 85%.Rainfall
January and February are months with the least rain when the rain falls for 3.5 days and typically aggregates up to 0.35" (9mm) of rain.Snowfall
January through April, October through December are months with snowfall. In Stillman Valley, during February, snow falls for 7.2 days and regularly aggregates up to 0.94" (24mm) of snow. In Stillman Valley, during the entire year, snow falls for 29.5 days and aggregates up to 3.66" (93mm) of snow.Daylight
The average length of the day in February in Stillman Valley, Illinois, is 10h and 37min.On the first day of February, sunrise is at 7:09 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 5:46 pm CST.
Sunshine
In Stillman Valley, the average sunshine in February is 3.8h.UV index
The average daily maximum UV index in February in Stillman Valley is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In February, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Stillman Valley in February?
What is the average humidity in February in Stillman Valley?
What is the driest month in Stillman Valley?
How much does it rain in Stillman Valley in February?
How much does it snow in Stillman Valley in February?
What is the average length of the day in February in Stillman Valley?
When is the sunrise / sunset in February in Stillman Valley?
How many hours of sunshine does Stillman Valley have in February?
What is the UV index intensity in February in Stillman Valley?
Average temperature in February
Stillman Valley, IL
- Average high temperature in February: 30.4°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in February: 17.4°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14°F).
Average pressure in February
Stillman Valley, IL
- Average pressure in February: 30.11"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in February
Stillman Valley, IL
- Average wind speed in February: 9.9mph
The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in February
Stillman Valley, IL
- Average humidity in February: 85%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are April and October (75%).
Average rainfall in February
Stillman Valley, IL
- Average rainfall in February: 0.35"
The wettest month (with the highest rainfall) is May (1.18").
The driest months (with the least rainfall) are January and February (0.35").
Average rainfall days in February
Stillman Valley, IL
- Average rainfall days in February: 3.5 days
The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in February
Stillman Valley, IL
- Average snowfall in February: 0.94"
The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in February
Stillman Valley, IL
- Average snowfall days in February: 7.2 days
The month with the highest number of snowfall days is January (8.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Stillman Valley, IL
- Average daylight in February: 10h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in February: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in February
Stillman Valley, IL
- Average sunshine days in February: 19.2 days
The month with the most sunshine days is December (22.6 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in February
Stillman Valley, IL
- Average UV index in February: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in February
Stillman Valley, IL
- Average cloud cover in February: 59
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 33).
Average visibility in February
Stillman Valley, IL
- Average visibility in February: 6mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Stillman Valley, Illinois, USA
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